////////////////////////////////////////////////////////////////////////////////
// Copyright 2010 Michael Schmalle - Teoti Graphix, LLC
// 
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// 
// http://www.apache.org/licenses/LICENSE-2.0 
// 
// Unless required by applicable law or agreed to in writing, software 
// distributed under the License is distributed on an "AS IS" BASIS, 
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and 
// limitations under the License
// 
// Author: Michael Schmalle, Principal Architect
// mschmalle at teotigraphix dot com
////////////////////////////////////////////////////////////////////////////////

package fxplugins.registry
{

import fxplugins.registry.restricted.ExtensionRegistry;
import fxplugins.utility.IUtilityProvider;

/**
 * Provides the platform with the single instance of the 
 * <code>IEtensionRegistry</code>.
 * 
 * @author Michael Schmalle
 * @copyright Teoti Graphix, LLC
 * @productversion 1.0
 */
public class ExtensionRegistryProvider implements IUtilityProvider
{
	/**
	 * @private
	 */
	private static var instance:IExtensionRegistry;
	
	/**
	 * @private
	 */
	public function ExtensionRegistryProvider()
	{
	}
	
	/**
	 * Returns the single instance of the <code>IEtensionRegistry</code>.
	 * 
	 * @return The single instance of the <code>IEtensionRegistry</code>.
	 */
	public function getInstance():Object
	{
		if (instance == null)
			instance = new ExtensionRegistry();
		
		return instance;
	}
}
}